CVE-2026-21925

Updated: 2026-02-05 11:21:33.994749

Description:

Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: RMI). Supported versions that are affected are Oracle Java SE: 8u471, 8u471-b50, 8u471-perf, 11.0.29, 17.0.17, 21.0.9, 25.0.1; Oracle GraalVM for JDK: 17.0.17 and 21.0.9; Oracle GraalVM Enterprise Edition: 21.3.16. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition accessible data as well as unauthorized read access to a subset of Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition accessible data. Note: This vulnerability can be exploited by using APIs in the specified Component, e.g., through a web service which supplies data to the APIs. This vulnerability also applies to Java deployments, typically in clients running sandboxed Java Web Start applications or sandboxed Java applets, that load and run untrusted code (e.g., code that comes from the internet) and rely on the Java sandbox for security. CVSS 3.1 Base Score 4.8 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N).


Links NIST CIRCL RHEL Ubuntu

Severity

Severity Score
CVSS Version 2.x NONE 0.0
CVSS Version 3.x MEDIUM 4.8

Status

OS name Project name Version Score Severity Status Errata Last updated

Statement

RHEL 7 ELS java-1.8.0-openjdk 1.8.0 4.8 MEDIUM Ignored 2026-01-27 23:37:03 This issue is high‑complexity and only reachable when an application explicitly exposes RMI endpoi...
TuxCare 9.6 ESU java-21-openjdk 21.0.9.0.10 4.8 MEDIUM Released CLSA-2026:1771408532 2026-02-18 18:34:31
TuxCare 9.6 ESU java-1.8.0-openjdk 1.8.0.472.b08 4.8 MEDIUM Released CLSA-2026:1770116781 2026-02-03 15:39:05
TuxCare 9.6 ESU java-17-openjdk 17.0.17.0.10 4.8 MEDIUM Released CLSA-2026:1770115899 2026-02-03 15:39:13
Ubuntu 16.04 ELS openjdk-8 8 4.8 MEDIUM Released CLSA-2026:1771601553 2026-02-20 20:07:45 Deprioritize: This RMI/JMX issue has high attack complexity and requires a JVM to explicitly expose ...
Ubuntu 18.04 ELS openjdk-11 11 4.8 MEDIUM Ignored 2026-02-05 04:16:22 Deprioritize: This RMI/JMX issue has high attack complexity and requires a JVM to explicitly expose ...
Ubuntu 18.04 ELS openjdk-8 8 4.8 MEDIUM Released CLSA-2026:1771664593 2026-02-21 13:14:44 Deprioritize: This RMI/JMX issue has high attack complexity and requires a JVM to explicitly expose ...
Ubuntu 20.04 ELS openjdk-11 11.0.26 4.8 MEDIUM Ignored 2026-02-06 09:08:22 This issue targets the RMI component and is only exploitable when a JVM exposes RMI/JMX or otherwise...
Ubuntu 20.04 ELS openjdk-8 8u442-b06 4.8 MEDIUM Released CLSA-2026:1772113038 2026-02-26 21:05:58 This issue targets the RMI component and is only exploitable when a JVM exposes RMI/JMX or otherwise...
Total: 19